MHI · Air Conditioning
The remote controller displays 'PLEASE WAIT' for a short period after power-on (approx. 2 minutes) during normal system startup, or for about 30 seconds after canceling function selection. During this time, the remote controller cannot be operated.
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Wait until 'PLEASE WAIT' disappears from the display before attempting to operate the remote controller.
Ensure the main power supply has been on for at least 2 minutes for normal startup completion.
If the message persists beyond typical startup times, check for other error codes or symptoms.